A certain gene is only used for certain functions, and if that gene is always going, your body cant turn certain functions on and off, which can ultimatley lead to a lot of health problems
C) the changes reflect...
Answer:
The answer is B
Explanation:
New species often form on new islands because they evolve to fill new niches
Answer:
<u>Red blood cell in humans -</u> it has no nucleus. Hence it offers the cell to carry more haemoglobin.
- they are disc shaped allowing them to pass through narrow capillaries.
<u>Root hair cells in plants-</u> they have a large cytoplasm which enables them to take water from the soil.
<u>White Blood Cells in humans -</u> they have lobed nucleus and so can change their shape to pass through narrow capillaries.
- <em><u>HOPE IT HELPS...</u></em>